Can you keep a secret?

Natalie Portman can. After months of rumors, she kept her weekend wedding a secret from the press until after her trip down the aisle.

These 15 celebrity couples also managed to keep their weddings a secret from the public -- sometimes even from their family and friends -- and were able to surprise the tabloids. Click through the slideshow to see the celebs who kept their weddings out of the spotlight until after the "I dos."

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  • Javier Bardem and Penelope Cruz

    Javier Bardem and Penelope Cruz wed in <a href="http://www.people.com/people/article/0,,20401626,00.html" target="_hplink">July 2010 in a private ceremony</a> in the Bahamas. They started dating in 2007, but did not confirm their relationship until after they tied the knot.

  • Orlando Bloom and Miranda Kerr

    Orlando Bloom and Miranda Kerr were engaged for only a month before they <a href="http://www.glamour.com/weddings/blogs/save-the-date/2010/07/miranda-kerr-and-orlando-bloom.html" target="_hplink">sealed the deal in July 2010.</a>

  • Megan Fox and Brian Austin Green

    Megan Fox and Brian Austin Green wed <a href="http://www.people.com/people/article/0,,20399921,00.html" target="_hplink">on the beach in Hawaii in 2010</a> with only one guest -- Green's 8-year-old son.

  • Carey Mulligan and Marcus Mumford

    Carey Mulligan and Marcus Mumford <a href="http://www.people.com/people/article/0,,20588206,00.html" target="_hplink">took the plunge in April 2012.</a> The couple began dating in 2011, but met each other years earlier as childhood pen pals.

  • Julia Roberts and Danny Moder

    Julia Roberts married cameraman Danny Moder in a <a href="http://www.people.com/people/archive/article/0,,20137569,00.html" target="_hplink">surprise ceremony on Roberts' New Mexico ranch in 2002.</a> Moder proposed to Roberts in front of 60 close friends and family members at midnight on July 4. The guests then watched the pair go straight from engagement to wedded bliss.

  • Daniel Craig and Rachel Weisz

    Daneil Craig and Rach Weisz made their <a href="http://www.people.com/people/article/0,,20505712,00.html" target="_hplink">bond official in June 2011</a> in front of two guests -- two friends, plus Weisz's 4-year-old son and Craig's 18-year-old daughter.

  • Beyonce and Jay-Z

    Beyonce and Jay-Z <a href="http://www.people.com/people/article/0,,20188764,00.html" target="_hplink">married in April 2008</a> in New York after dating for six years. The pair had a small ceremony and then celebrated with a party at Jay-Z's Tribeca apartment.

  • Ben Affleck and Jennifer Garner

    Ben Affleck and Jennifer Garner <a href="http://www.people.com/people/article/0,,1078501,00.html" target="_hplink">got hitched in secret in June 2005</a> while Garner was pregnant their first child.

  • Mark Zuckerberg and Priscilla Chan

    Facebook's creator Mark Zuckerberg and Priscilla Chan kept their nuptials secret and told guests they were attending a surprise graduation party for Chan in May 2012. The couple <a href="http://www.washingtonpost.com/blogs/reliable-source/post/mark-zuckerberg-and-priscilla-chan-how-they-pulled-off-their-surprise-wedding/2012/05/20/gIQAQVK1dU_blog.html" target="_hplink">wed</a> just after Chan had graduated from medical school in a backyard ceremony.

  • Harrison Ford and Calista Flockhart

    Harrison Ford and Calista Flockhart kept their <a href="http://www.people.com/people/archive/article/0,,20397192,00.html" target="_hplink">June 2010 wedding</a> under the radar and very low key. They married on the grounds of the Governer's Mansion in New Mexico, while Ford wore Wranglers and Flockhart, a white sundress.

  • Reese Witherspoon and Jim Toth

    Reese Witherspoon tied the knot for a second time in <a href="http://www.people.com/people/article/0,,20478692,00.html" target="_hplink">March 2011.</a> She wed Jim Toth in a private ceremony while wearing a blush-colored gown.

  • Mandy Moore and Ryan Adams

    Mandy Moore married musician Ryan Adams in a <a href="http://www.people.com/people/article/0,,20265456,00.html" target="_hplink">quiet wedding in March 2009</a> in Savannah, Ga. The ceremony only lasted eight minutes, but it had Moore teary-eyed by the end.

  • Gwyneth Paltrow and Chris Martin

    Gwyneth Paltrow and Chris Martin didn't have any family members at their Santa Barbara <a href="http://www.people.com/people/article/0,,627347,00.html" target="_hplink">wedding in December 2003.</a> The pair were expecting their first child at the time, and tied the knot shortly after making the baby announcement.

  • Brooke Shields and Chris Henchy

    Brooke Shields and Chris Henchy were married on Catalina Island in a ceremony that surprised friends and family in <a href="http://www.people.com/people/archive/article/0,,20134187,00.html" target="_hplink">April 2001</a>. Shields' Vera Wang dress tipped off guests to the couple's wedding plans.

  • Will Smith and Jada Pinkett Smith

    Will Smith and Jada Pinkett Smith <a href="http://www.people.com/people/archive/article/0,,20124266,00.html" target="_hplink">tied the knot on New Year's Eve in 1997.</a> Their nuptials were so secret that guest's IDs were checked not once, but <em>twice</em> before entry.

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